Home / 1,988,051.40-2,982,077.10-1,452,673.80

Finding the Fourth Proportional to 1,988,051.40, 2,982,077.10 and 1,452,673.80

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Solution

The fourth proportional to 1,988,051.40, 2,982,077.10 and 1,452,673.80 is: 2,179,010.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,051.40 : 2,982,077.10 = 1,452,673.80 : x
  2. Step 2: Convert to fraction form
    1,988,051.40/2,982,077.10 = 1,452,673.80/x
  3. Step 3: Cross multiply
    1,988,051.40x = 2,982,077.10 × 1,452,673.80
  4. Step 4: Simplify right side
    1,988,051.40x = 4,331,985,272,749.98
  5. Step 5: Solve for x
    x = 4,331,985,272,749.98/1,988,051.40
  6. Step 6: Final answer
    x = 2,179,010.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.